Top 10 Best String Trimmers in 2021 – Review Top Model

Best String Trimmers

Keeping neat lawn needs one to have right grass and hedge trimmers. With many people, they prefer to use lawn mowers. However, in some places, string trimmers make the best choice. The main reason behind selecting these trimmers is the ability to access hard to reach areas.

Nowadays, trimmers come in different styles; some are electric while others are gas powered. Choosing the right one is the starting point for efficiency and neat yards. Gas trimmers are a bit heavier and stronger than electric ones. They are an excellent choice when trimming grass and weeds over a large area. However, they are noisy and emit harmful fumes.

Electric string trimmers are either corded or cordless. However, these are far much lighter and cleaner than gas counterparts. Selecting among these types can be tricky. This is because each has merits and demerits. However, you are a step away from knowing the top 10 best string trimmers in 2021.

Best String Trimmers in 2021


10. Hitachi CG23ECPSL 22.5cc Gas Powered Solid Steel Drive Shaft String Trimmer, 2-Cycle

Hitachi CG23ECPSL 22.5cc String Trimmer

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Hitachi is one of the known makers of home tools and appliances. One of their known tools is this gas powered string trimmer. The trimmer enjoys powerful 22.5cc, the 2-cycle engine that ensures it boasts excellent cutting ability. On the other hand, the strong and long steel shaft lets you trim without bending.

When you are starting the engine, there is no doubt this trimmer gives you an easy time. Unlike the others that are hard to crank, this has S-recoil system which maintains consistency every time.

Well, the trimmer is certified and has passed all emission tests. Therefore, it works while affecting environment minimally. For the comfort, the machine has anti-vibration mechanism that minimizes fatigue. The trimmer is lightweight to ensure you work for long without fatigues.


  • Long shaft to prevent bending
  • Easy cranking
  • Insulated handle


  • Noisy than electric trimmers

9.DEWALT DCST970X1 Flexvolt 60V Max Cordless String Trimmer

DEWALT DCST970X1 Flexvolt 60V Max Cordless String Trimmer

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If you are looking for a perfect way to trim grass in your compound, Dewalt DCST970X1 is here for you. It’s a powerful electric trimmer that is effective in cutting grass without any difficult. Amazingly, the cordless design is ideal when you want to work far from the power source.

Powering this trimmer is a 60 volts Li-Ion battery that gives you excellent performance on a single charge. Furthermore, the gear shaft delivers superior power that ensures you get perfect undergrowth trimming. With 15-inch cutting swath, the machine lets you enjoy large area clearing.

Unlike other cordless grass string trimmers, this one has improved efficiency. With a brushless motor, it boasts improved performance than brushed ones. The hi/lo speed control lets you choose the performance depending on the undergrowth toughness. Overall, this machine is lightweight and ergonomic


  • High-performance battery
  • Large clearing swath
  • Easy speed control


  • Limited battery performance

8. Worx WG163 GT 3.0 Cordless Grass Trimmer/Edger with Command Feed

Worx WG163 GT 3.0 Cordless Grass Trimmer

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Worx WG163 GT is one of the versatile trimmers you can think of. It has 2-in-1 functions which let you enjoy high convenience. This tool performs like a trimmer and also edger. Therefore, you can trim and edge your lawn for a defined look. The conversion is simple, and there is no tool needed, thus ideal for use everywhere in desirable mode.

When you get this trimmer, it provides excellent lawn trimming experience. It comes with 2 batteries with each delivering 20 volts. This means you get continuous use as you can charge one while using other. Being cordless is ideal since it offers great application around the yard.

Everyone can use this trimmer; it has a telescopic handle which gives you an easy time. The shaft also is rotatable up to 90 degrees to allow enhanced trimming without twisting your hand. With this trimmer boasting 12 inches cutting swath, and lightweight constriction, it’s perfect for people who love beautiful lawns.


  • Easy conversion
  • Quick release shaft lock
  • Available with dual batteries


  • Batteries need longer charging time

7. Greenworks 14-Inch 40V Cordless String Trimmer

Greenworks 14-Inch 40V Cordless String Trimmer

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Working on your lawn should not be a stressing event. All you need to invest in is a good and high performing trimmer. This cordless string trimmer by Greenworks is a good option when need to enjoy great trimming. Amazingly, the trimmer is compatible with gas components to deliver exceptional performance.

When you think about the performance, this trimmer gives you unmatched one. It has a strong brushless motor that delivers high efficiency. This means the tool is more efficient than brushed type regarding battery utilization. Also, it’s quiet and doesn’t cause vibrations for fatigue-free trimming.

With easy to adjust and long shaft, this trimmer gives the user comfortable operations. With soft insulated handle, it means there are no joint trains as you maneuver it. With high compatibility with other Greenworks accessories it is a good too; to choose.


  • Gas like performance
  • Compatibles with attachments
  • High efficient brushless motor


  • Fast battery drain

6. BLACK+DECKER LST300 Lithium Trimmer/Edger – 20V

BLACK+DECKER LST300 Lithium Trimmer

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When you are thinking about getting home tools, Black +Decker is one of the famous names. It’s known to make high-quality products that improve your life. This battery powered trimmer/edger is dedicated to versatility and fast trimming. The trimmer converts to an edger in a second to give your fence finished trimming with ease.

The trimming job is now simple with this tool since it offers unmatched performance, this due to the gear transmission which delivers more power than other types. Moreover, the automatic feed spool is great for continuous power transmission without bumping.

The comfortable and pivoting handle is exceptional in improving the overall comfort. Also, the finger-controlled trigger ensures you can enjoy perfect speed control depending on what you are doing. The powerful 20 V Li-Ion battery delivers 30% more efficiency.


  • Improved battery performance
  • Easy bumping without stopping
  • Pivoting handle


  • Less powerful than gas type

5. BLACK+DECKER LSTE523 20V Max Li-Ions Battery

BLACK+DECKER LSTE523 20V Max Li-Ions Battery

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Instead of buying different trimming tools, here is an excellent choice from Black Decker that is versatile. The Black Decker LSTE523 is a trimmer that is readily convertible to a wheeled edger. With this, it allows the user to have an easy time when trimming grass, weed or giving your hedge fence final touches.

Equipped with durable motor, the trimmer is super quiet and has no vibrations. With a gear transmission system, it delivers high power hence fast trimming. On the other hand, the 2-speed controls enable the trimmer to bust any grass or weed.

Well, to give you longer operating time, the tool comes with fitted 20Volts battery. The easily adjustable shaft height is excellent for improving the user comfort. There is no struggling to bend hence less fatigue. Switching to edger is simple and no stopping or bumping.


  • Frustration-free design
  • Smooth trimming mechanism
  • 2-speed control


  • Limited battery time

4. Black & Decker GH900 String Trimmer

Black & Decker GH900 String Trimmer

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With a trimmer, it’s easy to trim weed and grass in extreme areas where lawn mowers can’t reach. One of the ideal choices is this Black & Decker GH900. The tool is great since it encompasses 2-in-1 functions trimmer and wheeled edger. Due to this, making precise edging for an elegant look is just a piece of cake.

Powering this trimmer is a heavy-duty 6.5 amp motor that delivers great performance. Complementing the motor is high torque transmission system that ensures there is no power loss for fast and efficient trimming. Additionally, this transmission mechanism provides smooth operation without bogging down.

Forget about the battery-powered trimmers that only let you work for a limited time. This one is corded which ensures you enjoy unlimited working. The comfortable and pivoting handle allows easy maneuvering when trimming.


  • Powerful electric motor
  • Long and adjustable shaft
  • Efficient transmission mechanism


  • Incompatible with 3 prongs extension cable

3. Black + Decker MTE912 Mte912 Trimmer/Edger/Mower

Black + Decker MTE912 Mte912 Trimmer

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Black+Decker always provides great tools that are dedicated to keeping your home clean and attractive; this 3-in-1 trimmer is one of the best you can opt for. It’s designed to deliver efficient grass and weed trimming without experiencing any incontinence.

Well, the great thing about this trimmer is it provides ease of operation. It acts as a trimmer, edger, and mower. With this, it can be used under any terrain or condition. With simple conversion mechanism, there is no stopping or bumping. Furthermore, the gear transmission delivers enough power to drive the cutting head for fast trimming.

The construction of this tool focuses on convenience. Besides having efficient power transmission, it boasts high performance 6.5 amp motor. With 12-inch cutting swath, it enables you to trim grass in a large area for short period


  • Easy to convert
  • 3-in-1 functions
  • Reduced vibrations and bogging down


  • Lacks extension cord

2. Greenworks 4 Amp Corded String Trimmer, 13-Inch

Greenworks 4 Amp Corded String Trimmer, 13-Inch

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This Greenworks 4 amp corded trimmer is one of the ideal ways to trim grass and weeds day long on your lawn. The powerful motor and corded design ensure there is no recharging like in battery powered trimmers. With an electric start, it gives you simple time. There is no cranking stress like when using gas trimmers.

Apart from improved performance, the tool has an extensive cutting string. Unlike others, this has 13 inches string for a broad swath trimming. To provide great cutting efficiency without damaging the string while improving the efficiency, it has dual 0.065-inch trimming string.

Amazingly, the trimmer is extra lightweight for easy maneuverability and reduced body strains. Depending on your trimming needs, it comes in various sizes like small, medium and large.


  • Easy electric start
  • Large cutting swath
  • Versatile functions


  • No extension cord

1. BLACK+DECKER LST136W String Trimmer, 40V MAX Lithium Ion

BLACK+DECKER LST136W String Trimmer, 40V MAX Lithium Ion

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Get power into your hands and enjoy smooth grass trimming and edging. To get such performance, this Black+Decker LST136W cordless trimmer gives you all the performance you need. Utilizing 40 Max Li-Ion battery, it doesn’t create inconveniences and tangling like with corded versions.

Apart from increased performance, this device boasts great cutting speed. It has variable speed settings while gear transmission delivers exact motor power to the cutting head. Further, the automatic feed spool lets you work continuously without stopping or bumping when converting to trimmer to edger.

Depending on how tough grass is, you can opt to switch to Max boost. This allows the trimmer to perform cut fast on high performance or enjoy long time battery performance. It works with 36V and 40V Max batteries ideal for use with other home tools.


  • Long lasting battery
  • Fast weed trimming
  • Simple to convert




When you need to trim hedges and grass in your compound frequently, a string trimmer is economical. They are great tools that save you hassles of employing landscaping firms. Therefore, don’t let bushes; weed and grass give you a hard time. These trimmers are worth investing and guarantees excellent performance.


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